Manwë has no thought for his own honour, and is not jealous of his power, but rules all to peace. The Vanyar he loved best of all the Elves, and of him they received song and poetry; for poetry is the delight of Manwë, and the song of words is his music. His raiment is blue, and blue is the fire of his eyes, and his sceptre is of sapphire, which the Noldor wrought for him;..

Silm, Chapter 1, Of the Beginning of Days